package com.itheima.reggie.service.impl;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.itheima.reggie.common.CustomException;
import com.itheima.reggie.entity.Category;
import com.itheima.reggie.entity.Dish;
import com.itheima.reggie.entity.Setmeal;
import com.itheima.reggie.mapper.CategoryMapper;
import com.itheima.reggie.service.CategoryService;
import com.itheima.reggie.service.DishService;
import com.itheima.reggie.service.SetmealService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

@Slf4j
@Service
public class CateGoryServiceImpl extends ServiceImpl<CategoryMapper, Category> implements CategoryService{
    @Autowired
    private SetmealService setmealService;
    @Autowired
    private DishService dishService;
    @Override
    public void remove(Long id) {
        log.info("啊啊啊啊，我运行到这了");
        LambdaQueryWrapper<Dish> dlqw = new LambdaQueryWrapper<>();
        dlqw.eq(Dish::getCategoryId, id);
        int count = dishService.count(dlqw);
        if (count>0){
            //返回异常
            throw new CustomException("已经关联菜品，不可以删除");
        }

        LambdaQueryWrapper<Setmeal> slqw = new LambdaQueryWrapper<>();
        slqw.eq(Setmeal::getCategoryId,id);
        int count1 = setmealService.count(slqw);
        if (count1>0){
            //返回异常
            throw new CustomException("已经关联套餐，不可以删除");
        }

        super.removeById(id);
    }
}
